YakumoDemo is the folder in the Yakumo project root which contains the demonstration application. It's a collection of the following technologies, all working together:

GraphicsOgre3D?
PhysicsHavok Physics?
SoundOgreOggSound?
Standard IOOIS?
iPhone IOYakumoRemote

Animation is still undecided, but I'm hoping to use Havok Animation?.

I'm also using the following for the content pipeline:

Modelling3ds Max 2008?
Graphics exportOgreMax Scene Exporter?
Physics exportHavok Content Tools?
Shader creationnVidia FX Composer?